Deadbolt rhymes with:
godbolt, casebolt, godbolt, humboldt, rainbolt, reinbolt, seabolt, unbolt, wambolt, arnholt, casebolt, counterrevolt, eickholt, godbolt, humboldt, landolt, loadholt, rainbolt, reinbolt, rockholt, seabolt, unbolt, wambolt, weatherholt
Deadbolt sounds like:
dabbled, dapolito, davault, debilitate, debilitated, debility, debold, debolt, default, defaulted, deflate, deflated, defollet, deplete, depleted, deployed, depopulate, devaluate, devaluated, devalued, devault, devilwood, dibbled, diebold, dippold, dippolito, doubled, doubleday, dufault, duffield